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Cubes of 2 Digit Numbers Worksheet

Vedic maths trick 17: Cubes of 2-digit numbers · Set 950 · 40 sums
TalentJR

The trick (Anurupyena): Top row: a³, a²b, ab², b³ (each term is the one before × b ÷ a). Under the two middle terms write double of them, and add: a³ | 3a²b | 3ab² | b³. Combine from the right with carries.

NameDateTime takenScore ___ / 40
  1. 1.54³ =
  2. 2.21³ =
  3. 3.47³ =
  4. 4.15³ =
  5. 5.39³ =
  6. 6.82³ =
  7. 7.14³ =
  8. 8.54³ =
  9. 9.93³ =
  10. 10.41³ =
  11. 11.12³ =
  12. 12.76³ =
  13. 13.88³ =
  14. 14.33³ =
  15. 15.35³ =
  16. 16.27³ =
  17. 17.45³ =
  18. 18.61³ =
  19. 19.32³ =
  20. 20.81³ =
  21. 21.38³ =
  22. 22.17³ =
  23. 23.57³ =
  24. 24.74³ =
  25. 25.55³ =
  26. 26.31³ =
  27. 27.63³ =
  28. 28.13³ =
  29. 29.77³ =
  30. 30.33³ =
  31. 31.23³ =
  32. 32.86³ =
  33. 33.96³ =
  34. 34.29³ =
  35. 35.44³ =
  36. 36.82³ =
  37. 37.22³ =
  38. 38.82³ =
  39. 39.93³ =
  40. 40.18³ =

Answer key

  1. 157464
  2. 9261
  3. 103823
  4. 3375
  5. 59319
  6. 551368
  7. 2744
  8. 157464
  9. 804357
  10. 68921
  11. 1728
  12. 438976
  13. 681472
  14. 35937
  15. 42875
  16. 19683
  17. 91125
  18. 226981
  19. 32768
  20. 531441
  21. 54872
  22. 4913
  23. 185193
  24. 405224
  25. 166375
  26. 29791
  27. 250047
  28. 2197
  29. 456533
  30. 35937
  31. 12167
  32. 636056
  33. 884736
  34. 24389
  35. 85184
  36. 551368
  37. 10648
  38. 551368
  39. 804357
  40. 5832

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